[fpc-devel] Suggestion: reference counted objects

Michael Schnell mschnell at lumino.de
Fri Sep 26 09:42:45 CEST 2014

On 09/25/2014 07:30 PM, Boian Mitov wrote:
>>> Strongly disagree...
>> You can't deny it. Please read some technical docs about the cost of 
>> interlocked operation in multicore systems.
> As compare to the cost of other locking methods such as critical 
> sections that have to be implemented instead if the ARC is missing?
I don't see the point.

If ARC is missing you need to call "free". No Critical section is 
involved with that.

>>> Doing parallel processing without ARC is practically suicidal IMHO.
>> That might well be, but it does not deny the cost.
> There is always cost for parallelization (Actually same when doing it 
> with humans - I know that as a CEO :-D )
Yep. But with ARC you force synchronization in occasions where it would 
not be necessary without ref counting.


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